Revenue -Summary of Contract with Customer, Asset and Liability (Details) - USD ($) $ in Thousands		Mar. 31, 2020	Jun. 30, 2019
Contract Assets:
Unbilled accounts receivable - current	[1]	$ 12,816	$ 5,260
Interest receivable – current	[2]	528	361
Long Term Accounts Receivable	[3]	4,153	4,116
Interest receivable - non-current	[3]	1,378	1,255
Contract Liabilities:
Customer advances		18,009	20,395
Deferred revenue – current		82,943	78,332
Deferred revenue – non-current		$ 26,563	$ 26,639

[1] Included in accounts receivable on consolidated balance sheets

[2] Included in prepaid expenses and other current assets on consolidated balance sheets

[3] Included in other assets on consolidated balance sheets